void ReadSend(Socket client)
{
uint length = (uint)new FileInfo(mData.FilePath).Length;
byte[] buffer = new byte[Constants.BUFFER_SIZE];
int ini = Environment.TickCount;
using (NetworkStream ns = new NetworkStream(client))
{
LengthSerializer.Serialize(ns, length);
using (FileStream fs = File.OpenRead(mData.FilePath))
{
int read = fs.Read(buffer, 0, buffer.Length);
while (read > 0)
{
ns.Write(buffer, 0, read);
read = fs.Read(buffer, 0, buffer.Length);
}
}
}
LogPrinter.LogTime("readsend: sent", length, ini);
}
void MemorySend(Socket client)
{
byte[] buffer = new byte[Constants.BUFFER_SIZE];
(new Random()).NextBytes(buffer);
uint totalLen = (uint)mData.SizeInMB * 1024 * 1024;
int ini = Environment.TickCount;
using (NetworkStream ns = new NetworkStream(client))
{
LengthSerializer.Serialize(ns, totalLen);
uint toSent;
uint totalSent = 0;
do
{
if ((totalLen - totalSent) < Constants.BUFFER_SIZE)
{
toSent = totalLen - totalSent;
}
else
{
toSent = Constants.BUFFER_SIZE;
}
ns.Write(buffer, 0, (int)toSent);
totalSent += toSent;
}while (totalSent < totalLen);
}
LogPrinter.LogTime("memory: sent", totalLen, ini);
}
void TransmitFile(Socket client)
{
uint length = (uint)new FileInfo(mData.FilePath).Length;
int ini = Environment.TickCount;
using (NetworkStream ns = new NetworkStream(client))
{
byte[] lengthBytes = LengthSerializer.Serialize(length);
// send the header
client.SendFile(mData.FilePath, lengthBytes, null, TransmitFileOptions.UseKernelApc);
}
LogPrinter.LogTime("transmitfile: sent", length, ini);
}
internal void Download()
{
IPHostEntry ipHostInfo = Dns.Resolve(mServer);
IPAddress ipAddress = ipHostInfo.AddressList[0];
IPEndPoint remoteEP = new IPEndPoint(ipAddress, Constants.PORT);
Socket socket = new Socket(
AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
socket.Connect(remoteEP);
try
{
byte[] buffer = new byte[Constants.BUFFER_SIZE];
using (NetworkStream ns = new NetworkStream(socket))
{
int ini = Environment.TickCount;
uint length = LengthSerializer.Deserialize(ns);
uint remaining = length;
int read = 0;
while (remaining > 0)
{
int readSize = buffer.Length;
if (readSize > remaining)
readSize = (int)remaining;
read = ns.Read(buffer, 0, readSize);
remaining -= (uint)read;
}
LogPrinter.LogTime("received", length, ini);
}
}
finally
{
socket.Shutdown(SocketShutdown.Both);
socket.Close();
}
}
